Installer.exe

Installer

Nerd Tabs LLC

This adware bundler is distributed through Adknowledge's advertising supported software managers. The application Installer.exe by Nerd Tabs has been detected as adware by 23 anti-malware scanners. The program is a setup application that uses the Adknowledge Fusion installer. According to AVG, this software downloads additional adware offers during setup. The file has been seen being downloaded from d32k27yvyi4kmv.cloudfront.net. While running, it connects to the Internet address www.ibbalance.com on port 443.
Publisher:
Nerd Tabs LLC  (signed and verified)

Product:
Installer

Version:
1.0.0.0

MD5:
04a023b3967434b858d74b7877488c87

SHA-1:
0a89c140d9dbb178d2f184202eae813d3d694554

SHA-256:
c5c87a532a0ffd2477f8866b8e87dd7adba6031a03ad91a2740c7c8199b12c03

Scanner detections:
23 / 68

Status:
Adware

Explanation:
Uses the InstallBrain monetization platform from iBario to deliver bundled adware both search toolbars and PC optimizers from Performersoft.

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
5/8/2024 11:42:48 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Application.Generic.908489
686

AegisLab AV Signature
AdWare.W32.InstallBrain
2.1.4+

avast!
Win32:IBryte-FT [PUP]
2014.9-141210

AVG
Downloader
2015.0.3264

Baidu Antivirus
Adware.MSIL.iBryte
4.0.3.141210

Bitdefender
Application.Generic.908489
1.0.20.395

Comodo Security
ApplicUnwnt
20103

Dr.Web
Adware.Searcher.2716
9.0.1.0344

ESET NOD32
MSIL/Adware.iBryte (variant)
8.10849

Fortinet FortiGate
Adware/IBryte
12/10/2014

F-Secure
Application.Generic.908489
11.2015-20-03_6

G Data
Application.Generic.908489
15.3.24

IKARUS anti.virus
not-a-virus:AdWare.MSIL.Agent
t3scan.1.8.5.0

K7 AntiVirus
Unwanted-Program
13.185.14042

Malwarebytes
Trojan.MSIL.Injector
v2014.12.10.02

McAfee
Artemis!96892A6E1557
5600.6920

MicroWorld eScan
Application.Generic.908489
16.0.0.237

NANO AntiVirus
Riskware.Win32.BPlug.djpkri
0.28.6.63850

Qihoo 360 Security
HEUR/QVM03.0.Malware.Gen
1.0.0.1015

Reason Heuristics
PUP.Bundler.Adknowledge
15.3.20.19

Sophos
Generic PUA PO
4.98

Trend Micro House Call
Suspicious_GEN.F47V1113
7.2.344

VIPRE Antivirus
iBryte
34844

File size:
200.9 KB (205,704 bytes)

Product version:
1.0.0.0

Copyright:
Copyright © 2014

Original file name:
Installer.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Adknowledge Fusion

Common path:
C:\users\{user}\downloads\installer.exe

Digital Signature
Signed by:

Authority:
GlobalSign nv-sa

Valid from:
11/6/2014 11:06:23 PM

Valid to:
11/7/2015 11:06:23 PM

Subject:
CN=Nerd Tabs LLC, OU=IT, O=Nerd Tabs LLC, L=Los Angeles, S=California, C=US

Issuer:
CN=GlobalSign CodeSigning CA - SHA256 - G2, O=GlobalSign nv-sa, C=BE

Serial number:
11214970685444EA564782B9D78C5544B747

File PE Metadata
Compilation timestamp:
12/9/2014 3:03:30 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
3072:lasMAeCC0KrK4REQ8r2TvtpC3hWtz3gebotsg2z4hqr+nKlmLgfd:lfI0KO4CZr2TvzCR0DTbBzMKBlmUfd

Entry address:
0x30D1E

Entry point:
FF, 25, 00, 20, 40, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Developed / compiled with:
Microsoft Visual C# / Basic .NET

Code size:
187.5 KB (192,000 bytes)

The file Installer.exe has been seen being distributed by the following URL.

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to www.softologic.com  (174.37.181.31:80)

TCP (HTTP SSL):
Connects to www.ibbalance.com  (173.192.190.227:443)

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